body{
				overflow-x: hidden;
				width:100%; 
			    margin: 0 auto;
			}
			.content{
			 	width: 100%;
			 	margin: 0 auto;
			 	height: 400px;
			 	background-image: url(../img/liberary.png);
			 	background-repeat: no-repeat;
			 	background-size: cover;
			 }
			 .content-header{
			 	clear: both;
			 	padding-top: 50px;
			 	margin-left: 100px;
			 }
			 .self-btn{
			 	margin-top: 15px;
			 	width: 200px;
			 	height: 45px;
			 	background-color: #002b5e;
			 	font-size: 20px;
			 	color: white;
			 	/* font-weight: bold; */
			 	border-top-left-radius: 22px;
			 }
			 .self-btn:hover{
			 	background-color: royalblue;
			 }
			 .content-div-footer{
			 	margin-bottom: 3px;
			 	width: 98.8%;
			 	height: 50px;
			 	background-color: #44567f;
			 	position: absolute;
			 	bottom: 0;
			 	padding-top: 5px;
			 }
			 .div-list{
				 padding-top: 5px;
				 width: 200px;
				 height: 45px;
				 border-bottom: 2px solid #002B5E;
				 text-align: center;
				 margin-bottom: 10px;
			 }
			 .div-list:hover{
				 color:#004ba1;
				 
			 }
			 .div-line{
				 height: 7px;
				 width: 99%;
				 background-color: #002B5E;
				 margin-bottom: 10px;
			 }
			 .div-content{
				 border: 2px solid #002B5E;
				 width: 99%;
				 height: 500px;
				 
			 }
			 .header-navbar2{
				 width:240px;
				 position: absolute;
				 background-color: #002B5E;
				 top:100px;
				 left:15%;
				 
			 }
			 .display{display:none}
			 hr{
				 top: 13px; 
				 background-color:white; 
				 position: relative;
				 }
			 .ct{position: relative; 
			      left: 36%; 
				  top: -16px;
				  height: 22px; 
				  width: 85px; 
				  background-color: #002B5E; 
				  text-align: center;  
				  color: white; 
				  font-size: 14px; 
				  cursor: pointer;
				  }
		.active{
			background-color: #002B5E;
		}
		[type=button]{border: 0px;}
		.col-md-12
		{
			padding-bottom:120px;
		}